package day0922.test02;

/**
 * @Author Stringzhua
 * @Date 2024/9/22 15:16
 * description:
 */
public class Test01 {
    public static void main(String[] args) {
        int num = 2;
        switch (num) {
            case 1:
                ++num;
            case 2:
                ++num;
            case 3:
                ++num;
            default:
                ++num;
                break;
        }
        System.out.println(num);
    }
}
